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WorksheetsSound
Total questions: 25
Worksheet time: 25mins
Why is sound important to us?
Communication
Transportation
Diving
All of the above
Sound is a form of:
Force
Momentum
Energy
Exercise
Sound is produced by:
Energy
Vibrations
Harmony
Rhythm
Sound travels through:
Movement
Collisions
Running
Vibrations
Sound travels the best in which medium?
Air
Solids
Liquids
Vacuum
Can sound travel through a vacuum?
No
Yes
Partially
Temporarily
The back and forth motion of a body is called:
Harmony
Collision
Oscillation
Rolling
The time taken by a body to complete one vibration is called:
Timeline
Amplitude
Time period
Pitch
The number of oscillations per second is known as:
Frequency
Tension
Pitch
Loudness
The unit of frequency is:
Meters
Seconds
Km/hour
Hertz
The amplitude of the sound is:
Strength of sound
Collisions of sound
Harmony of sound
Vibrations
The loudness of sound depends on:
Strength
Amplitude
Time period
Oscillations
The sound becomes physically painful above:
80dB
45dB
100dB
30dB
The Pitch of a sound depends on:
Amplitude
Time period
Oscillation
Frequency
Humans can only hear sound within the frequency range of:
20Hz - 20,000Hz
20Hz - 30Hz
45Hz - 20,000Hz
28Hz - 100Hz
Unpleasant sound is called:
Music
Sound
Radiation
Noise
Pleasing sounds from instruments, singing etc are called:
Music
Noise
Sound
Vibration
Presence of excessive or unwanted sounds in the environment is called:
Water pollution
Air pollution
Noise pollution
Light pollution
Which of the following in not a source of noise pollution:
Road traffic
Construction work
Tea party at home
Airplanes landing and take-off
Which of the following is not an effect of noise pollution?
Insomnia
Anxiety
Hypertension
Diahhera
Which of the following is a way to reduce noise pollution in your neighbourhood?
Plant trees along the buildings
Use roaring motorcycles
Play loud music on streets
Use honks when stuck in traffic
Which of the following produces infrasonic sound?
Rhinos and giraffes
Volcanoes
Tigers
Wolfs
Ultrasonic sound is used in:
Monitoring over earthquakes
Medicine, for scanning the internal body organs.
Forecasting weather
Transportation
Which of the following in an example of oscillatory motion in real life?
Taking a U-turn
Ferriswheel
Swings in park
A car moving on a road
Which of the following has high pitch?
A man's voice
Drums
Lion's roar
Bird's chirping
